us from chicago. just outside mccormick place, this is where president obama will be tomorrow night today he and his republican rival were in the all-important swing states. president obama kicked things off before a fired up crowd of 18,000. >> you know that i'll fight for you and families as hard as i know how. you know that will happen. >> he's traveling with bruce springsteen all day. >> besides wisconsin the president hitting ohio, finishing in iowa. the last day included stops in florida, ohio and virginia.